cupy.isneginf#
- cupy.isneginf(x, out=None)[source]#
Test element-wise for negative infinity, return result as bool array.
- Parameters:
x (cupy.ndarray) – Input array.
out (cupy.ndarray, optional) – A location into which the result is stored. If provided, it should have a shape that input broadcasts to. By default, None, a freshly- allocated boolean array, is returned.
- Returns:
y – Boolean array of same shape as
x
.- Return type:
Examples
>>> cupy.isneginf(0) array(False) >>> cupy.isneginf(-cupy.inf) array(True) >>> cupy.isneginf(cupy.array([-cupy.inf, -4, cupy.nan, 0, 4, cupy.inf])) array([ True, False, False, False, False, False])
See also